<%@page import="ChartDirector.*, java.util.*" %>
<%
// The data for the area chart
double[] data = {30, 28, 40, 55, 75, 68, 54, 60, 50, 62, 75, 65, 75, 89, 60, 55, 53, 35, 50, 66, 56,
    48, 52, 65, 62};

// The labels for the area chart
String[] labels = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14",
    "15", "16", "17", "18", "19", "20", "21", "22", "23", "24"};

// Create a XYChart object of size 600 x 360 pixels, with a brushed silver background, 1 pixel 3D
// border effect, rounded corners and soft drop shadow.
XYChart c = new XYChart(600, 360, Chart.brushedSilverColor(), Chart.Transparent, 1);
c.setRoundedFrame();
c.setDropShadow();

//Set search path to current JSP directory for loading icon images
c.setSearchPath(getServletConfig().getServletContext(), request);

// Add a title box to the chart using 18pt Times Bold Italic font.
TextBox title = c.addTitle(
    "<*block,valign=absmiddle*><*img=star.png*><*img=star.png*> Performance Enhancer " +
    "<*img=star.png*><*img=star.png*><*/*>", "Times New Roman Bold Italic", 18);

//
// Use a text box with a depressed 3D border to create the inner depressed region
//

// The width of the frame border
int frameWidth = 5;

// Set the depressed region position
TextBox contentBox = c.addText(frameWidth, title.getHeight(), "");
contentBox.setSize(c.getDrawArea().getWidth() - 1 - frameWidth * 2, c.getDrawArea().getHeight() -
    title.getHeight() - frameWidth - 1);

// Use -1 as the rasied effect to create a depressed region
contentBox.setBackground(Chart.Transparent, Chart.Transparent, -1);

// Set rounded corners, and put the text box at the back of the chart
contentBox.setRoundedCorners(10);
contentBox.setZOrder(Chart.ChartBackZ);

// Tentatively set the plotarea to 50 pixels from the left depressed edge, and 25 pixels under the
// top depressed edge. Set the width to 75 pixels less than the depressed region width, and the
// height to 75 pixels less than the depressed region height. Use white (ffffff) background,
// transparent border, and grey (cccccc) horizontal and vertical grid lines.
PlotArea plotArea = c.setPlotArea(50 + contentBox.getLeftX(), contentBox.getTopY() + 25,
    contentBox.getWidth() - 75, contentBox.getHeight() - 75, 0xffffff, -1, -1, 0xcccccc, -1);

// Add a title to the y axis
c.yAxis().setTitle("Energy Concentration (KJ per liter)");

// Set the labels on the x axis.
c.xAxis().setLabels(labels);

// Display 1 out of 3 labels on the x-axis.
c.xAxis().setLabelStep(3);

// Add a title to the x axis using CDML
c.xAxis().setTitle("<*block,valign=absmiddle*><*img=clock.png*>  Elapsed Time (hour)<*/*>");

// Set the axes width to 2 pixels
c.xAxis().setWidth(2);
c.yAxis().setWidth(2);

// Add an area layer to the chart using a gradient color that changes vertically from
// semi-transparent red (60ff0000) to semi-transparent white (60ffffff)
c.addAreaLayer(data, c.linearGradientColor(0, contentBox.getTopY() + 20, 0, contentBox.getTopY() +
    contentBox.getHeight() - 50, 0x60ff0000, 0x60ffffff));

// Adjust the plot area size, such that the bounding box (inclusive of axes) is 15 pixels from the
// left depressed edge, 25 pixels below the top depressed edge, 25 pixels from the right depressed
// edge, and 15 pixels above the bottom depressed edge.
c.packPlotArea(contentBox.getLeftX() + 15, contentBox.getTopY() + 25, contentBox.getLeftX() +
    contentBox.getWidth() - 25, contentBox.getTopY() + contentBox.getHeight() - 15);

// Add a custom CDML text with the bottom right corner is anchored to the bootom right corner of the
// plot area, with 5 pixels margin.
c.addText(plotArea.getLeftX() + plotArea.getWidth() - 5, plotArea.getTopY() + plotArea.getHeight() -
    5,
    "<*block,valign=absmiddle*><*img=small_molecule.png*> <*block*><*font=Times New Roman Bold " +
    "Italic,size=10,color=804040*>Molecular\nEngineering<*/*>").setAlignment(Chart.BottomRight);

// Output the chart
WebChartViewer viewer = new WebChartViewer(request, "chart1");
viewer.setChart(c, Chart.SVG);

// Include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("", "", "title='Hour {xLabel}: {value} KJ/liter'"));
%>
<!DOCTYPE html>
<html>
<head>
    <title>Enhanced Area Chart</title>
    <!-- Include ChartDirector Javascript Library to support chart interactions -->
    <script type="text/javascript" src="cdjcv.js"></script>
</head>
<body style="margin:5px 0px 0px 5px">
    <div style="font:bold 18pt verdana;">
        Enhanced Area Chart
    </div>
    <hr style="border:solid 1px #000080; background:#000080" />
    <div style="font:10pt verdana; margin-bottom:1.5em">
        <a href="viewsource.jsp?file=<%=request.getServletPath()%>">View Source Code</a>
    </div>
    <!-- ****** Here is the chart image ****** -->
    <%= viewer.renderHTML(response) %>
</body>
</html>
